#303278#303278

#303278 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.8% C 0.117 H 277.5°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#303278
RGB	rgb(48, 50, 120)
HSL	hsl(238, 43%, 33%)
HSV	hsv(238, 60%, 47%)
CMYK	cmyk(60%, 58.3%, 0%, 52.9%)
CIE-LAB	lab(24.53, 21.57, -40.47)
CIE-LCH	lch(24.53, 45.86, 298.06°)
OKLab	oklab(35.8% 0.0152 -0.116)
OKLCH	oklch(35.8% 0.117 277.5)
XYZ	xyz(5.7486, 4.2652, 18.2860)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303278 #787630

analogous

#305678 #303278 #523078

triadic

#303278 #783032 #327830

tetradic

#303278 #783056 #787630 #307852

square

#303278 #783056 #787630 #307852

split-complementary

#303278 #785230 #567830

monochromatic

#0D0E21 #1F204C #303278 #4144A4 #6265C0

Accessibility & contrast

On white

11.33

#303278 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#303278 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303278

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303278	#FFFFFF	#000000	##FFFFFF
##303278	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7A

Deuteranopia (green-blind)

#003777

Tritanopia (blue-blind)

#044250

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #303278;
/* rgb */ color: rgb(48, 50, 120);
/* oklch */ color: oklch(35.8% 0.117 277.5);

Tailwind

colors: {
  custom: {
    50: '#70699f',
    500: '#303278',
    950: '#000000',
  },
}

SCSS

$custom: #303278;
$custom-light: #70699f;
$custom-dark: #000000;

JSON

{
  "hex": "#303278",
  "rgb": {
    "r": 48,
    "g": 50,
    "b": 120
  },
  "hsl": {
    "h": 238.333,
    "s": 42.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35799,
    "c": 0.11702,
    "h": 277.5
  },
  "luminance": 0.04266
}

Semantic roles & 50–950 ramp

primary

#303278

secondary

#A7A55C

accent

#CF55D3

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060F

muted

#7B7A7E

Preview Lab

Preview with #303278

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →